Home / 3,820,005.45-5,271,496.44-2,101,125.51

Finding the Fourth Proportional to 3,820,005.45, 5,271,496.44 and 2,101,125.51

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Solution

The fourth proportional to 3,820,005.45, 5,271,496.44 and 2,101,125.51 is: 2,899,492.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,005.45 : 5,271,496.44 = 2,101,125.51 : x
  2. Step 2: Convert to fraction form
    3,820,005.45/5,271,496.44 = 2,101,125.51/x
  3. Step 3: Cross multiply
    3,820,005.45x = 5,271,496.44 × 2,101,125.51
  4. Step 4: Simplify right side
    3,820,005.45x = 11,076,075,645,958.18
  5. Step 5: Solve for x
    x = 11,076,075,645,958.18/3,820,005.45
  6. Step 6: Final answer
    x = 2,899,492.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.